JPS4823005B1 - - Google Patents

Info

Publication number: JPS4823005B1
Authority: JP; Japan
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Pending

Application number

JP45034316A

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1969-04-30

Filing date

1970-04-23

Publication date

1973-07-10

1970-04-23 Application filed filed Critical

1973-07-10 Publication of JPS4823005B1 publication Critical patent/JPS4823005B1/ja

Status Pending legal-status Critical Current

Links

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
- H04R17/02—Microphones
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/46—Special adaptations for use as contact microphones, e.g. on musical instrument, on stethoscope

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Acoustics & Sound (AREA)
Signal Processing (AREA)
Multimedia (AREA)
Piezo-Electric Transducers For Audible Bands (AREA)
Details Of Audible-Bandwidth Transducers (AREA)

JP45034316A 1969-04-30 1970-04-23 Pending JPS4823005B1 (ja)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB21953/69A GB1277912A (en)	1969-04-30	1969-04-30	Electro-acoustic transducers

Publications (1)

Publication Number	Publication Date
JPS4823005B1 true JPS4823005B1 (ja)	1973-07-10

Family

ID=10171533

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP45034316A Pending JPS4823005B1 (ja)	1969-04-30	1970-04-23

Country Status (6)

Country	Link
JP (1)	JPS4823005B1 (ja)
DE (1)	DE2019520A1 (ja)
ES (1)	ES379238A1 (ja)
FR (1)	FR2040447B1 (ja)
GB (1)	GB1277912A (ja)
IL (1)	IL34068A (ja)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date
JPS5093698A (ja) *	1973-12-19	1975-07-25
JPS5246724Y2 (ja) *	1974-06-20	1977-10-24
JPS5411605U (ja) *	1977-06-27	1979-01-25
JPS5534496B2 (ja) *	1977-07-04	1980-09-06
JPH0139577Y2 (ja) *	1981-08-06	1989-11-28

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0500985A1 (en) *	1991-02-27	1992-09-02	Masao Konomi	Bone conduction microphone mount
JP3958739B2 (ja) *	2003-12-12	2007-08-15	Ｎｅｃトーキン株式会社	音響振動発生素子
DE102016206566A1 (de) *	2016-04-19	2017-10-19	Robert Bosch Gmbh	Mikromechanisches Bauteil und Herstellungsverfahren für ein mikromechanisches Bauteil
CN114449417B (zh) *	2020-10-30	2022-11-25	华为技术有限公司	扬声器及电子设备

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE452217A (ja) *
US2045427A (en) *	1933-05-24	1936-06-23	Sonotone Corp	Bone-conduction hearing-aid
US3423543A (en) *	1965-06-24	1969-01-21	Harry W Kompanek	Loudspeaker with piezoelectric wafer driving elements

1969
- 1969-04-30 GB GB21953/69A patent/GB1277912A/en not_active Expired
1970
- 1970-03-12 IL IL34068A patent/IL34068A/xx unknown
- 1970-04-22 DE DE19702019520 patent/DE2019520A1/de active Pending
- 1970-04-23 JP JP45034316A patent/JPS4823005B1/ja active Pending
- 1970-04-29 FR FR7015631A patent/FR2040447B1/fr not_active Expired
- 1970-04-30 ES ES379238A patent/ES379238A1/es not_active Expired

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date
JPS5093698A (ja) *	1973-12-19	1975-07-25
JPS5246724Y2 (ja) *	1974-06-20	1977-10-24
JPS5411605U (ja) *	1977-06-27	1979-01-25
JPS5534496B2 (ja) *	1977-07-04	1980-09-06
JPH0139577Y2 (ja) *	1981-08-06	1989-11-28

Also Published As

Publication number	Publication date
ES379238A1 (es)	1972-09-16
IL34068A (en)	1973-06-29
FR2040447B1 (ja)	1974-05-03
GB1277912A (en)	1972-06-14
IL34068A0 (en)	1970-05-21
DE2019520A1 (de)	1970-11-12
FR2040447A1 (ja)	1971-01-22

Publication	Publication Date	Title
AU2270770A (ja)	1972-06-01
AU465413B2 (ja)	1975-09-11
AU450150B2 (ja)	1970-11-12
JPS4823005B1 (ja)	1973-07-10
AU2355770A (ja)	1972-06-22
AU470301B1 (ja)	1972-05-25
AU5113869A (ja)	1971-04-29
AU442538B2 (ja)	1973-11-12
AU470661B1 (ja)	1970-10-05
AU410358B2 (ja)	1971-02-09
AU442554B2 (ja)	1973-11-13
AT308690B (ja)	1973-06-15
AU442357B2 (ja)	1973-11-07
AU442535B2 (ja)	1973-11-12
AU442380B2 (ja)	1973-11-05
AR203167Q (ja)	1975-08-22
AU5077469A (ja)	1970-08-27
AU5109569A (ja)	1970-08-27
AU5079269A (ja)	1971-07-01
AU4540468A (ja)	1971-04-01
CS149992B1 (ja)	1973-09-04
AU4949169A (ja)	1970-07-30
BE740867A (ja)	1970-04-01
AU4953367A (ja)	1970-07-30
AU4815038A (ja)	1971-06-03

JPS4823005B1 - - Google Patents

Info

Links

Classifications

Landscapes

Applications Claiming Priority (1)

Publications (1)

Family

ID=10171533

Family Applications (1)

Country Status (6)

Cited By (5)

Families Citing this family (4)

Family Cites Families (3)

Cited By (5)

Also Published As

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